Ealing Common Depot
E295252
Ealing Common Depot is a London Underground maintenance and stabling facility serving primarily the District line in west London.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Ealing Common Depot canonical | 3 |
| Ealing Common depot | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T2730226 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Ealing Common Depot Context triple: [District line, depot, Ealing Common Depot]
-
A.
Hammersmith depot
Hammersmith depot is a London Underground maintenance and stabling facility primarily serving the Circle and Hammersmith & City lines.
-
B.
Queens Road depot
Queens Road depot is a major tram maintenance and operations facility serving the Manchester Metrolink light rail network.
-
C.
London Road depot
London Road depot is a maintenance and stabling facility for London Underground trains serving the Bakerloo line near Waterloo in central London.
-
D.
Ruislip depot
Ruislip depot is a major London Underground maintenance and stabling facility serving trains on the Central line.
-
E.
Beckton station
Beckton station is the eastern terminus of the Docklands Light Railway’s Beckton branch in East London, serving a largely residential and redeveloped docklands area.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Ealing Common Depot Target entity description: Ealing Common Depot is a London Underground maintenance and stabling facility serving primarily the District line in west London.
-
A.
Hammersmith depot
Hammersmith depot is a London Underground maintenance and stabling facility primarily serving the Circle and Hammersmith & City lines.
-
B.
Queens Road depot
Queens Road depot is a major tram maintenance and operations facility serving the Manchester Metrolink light rail network.
-
C.
London Road depot
London Road depot is a maintenance and stabling facility for London Underground trains serving the Bakerloo line near Waterloo in central London.
-
D.
Ruislip depot
Ruislip depot is a major London Underground maintenance and stabling facility serving trains on the Central line.
-
E.
Beckton station
Beckton station is the eastern terminus of the Docklands Light Railway’s Beckton branch in East London, serving a largely residential and redeveloped docklands area.
- F. None of above. chosen
Statements (30)
| Predicate | Object |
|---|---|
| instanceOf |
London Underground depot
ⓘ
railway maintenance facility ⓘ |
| adjacentTo | Ealing Common station ⓘ |
| borough | London Borough of Ealing ⓘ |
| connectsTo |
District line tracks
ⓘ
Piccadilly line tracks ⓘ
linked to:
Piccadilly line
|
| country | United Kingdom ⓘ |
| function |
train maintenance
ⓘ
train stabling ⓘ |
| hasAccessFrom |
Ealing Common station eastbound District line platforms
ⓘ
linked to:
Ealing Common station
Ealing Common station westbound District line platforms ⓘ
linked to:
Ealing Common station
|
| hasTrackGauge | standard gauge ⓘ |
| locatedIn |
Ealing
ⓘ
linked to:
Ealing, London
England ⓘ London ⓘ
linked to:
London, England
United Kingdom ⓘ |
| locatedWestOf |
central London
ⓘ
linked to:
Central London
|
| networkOperator | Transport for London ⓘ |
| operatedBy | London Underground ⓘ |
| ownedBy | Transport for London ⓘ |
| partOfNetwork |
London Underground network
ⓘ
linked to:
London Underground
|
| primaryUse | District line maintenance ⓘ |
| railwaySystem | London Underground ⓘ |
| secondaryUse | Piccadilly line stabling ⓘ |
| servesLine |
District line
ⓘ
linked to:
District line (London Underground)
Piccadilly line ⓘ |
| servesRegion |
west London
ⓘ
linked to:
West London
|
| usedFor |
rolling stock inspection
ⓘ
rolling stock repair ⓘ rolling stock storage ⓘ |
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: Ealing Common Depot Description of subject: Ealing Common Depot is a London Underground maintenance and stabling facility serving primarily the District line in west London.
Referenced by (4)
Full triples — surface form annotated when it differs from this entity's canonical label.